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emission TEST - Plug in Connector

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Old Mar 11, 2006 | 03:05 PM
  #1  
Bill's 02 Z-28 SS's Avatar
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From: silver Spring MD
Default emission TEST - Plug in Connector

Hi Folks
I have a simple question. Everytime I clear out a DTC, it takes a long time before the emission tests are completely tested and ok in the PCM. I need to get the car emission tested (plug into the PCM) but now I set DTC p0137. If I clear it and remove the DTC from my system, it will take many start ups and cycling the car. How can I get the test to show they are complete so when I go to emission test, I will pass? In the past I read that somebody had a way to have the car cycle thru the tests and showed as if the car was started, run and shut down. I searched and could not find it.
Thanks
Bill
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Old Mar 11, 2006 | 03:20 PM
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ahowudoin's Avatar
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From: ST. Peters, MO.
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put a 02 sensor on and don,t clear the code. let the computer do it after you drive it.
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Old Mar 11, 2006 | 03:53 PM
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2001NBMZ28's Avatar
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GM drive cycle should complete all tests www.obdii.com/drivecycle.html
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Old Mar 11, 2006 | 05:08 PM
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Bill's 02 Z-28 SS's Avatar
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From: silver Spring MD
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Thanks - that is just what I was looking for
Bill
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Old Mar 18, 2006 | 08:54 AM
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From: silver Spring MD
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Hi Folks
If you have a pending DTC, it appears that the tests will not complete - I have a pending p0137 and the the cat test will not complete. Is that true or am I doing something wrong?
Thanks
Bill
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